The 1976-1977 television season is the 31st network season in United States television history. It began on Monday, September 20, 1976 and ended on Sunday, April 24, 1977. The effective start date of the 1976-77 season for the purposes of audience measurement was Monday, September 20, 1976 through Sunday, September 18, 1977.
Universe estimates used to calculate a program or network's rating within that particular demographic for the 1976-77 TV season. See the extended 1976-1977 universe estimates.
| Demographic | Population | Share |
|---|---|---|
| Households | 71,200,000 | |
| Persons 2+ | 201,460,000 | |
| Persons 2-11 | 33,930,000 | 16.8% |
| Persons 6-11 | 21,120,000 | 10.5% |
| Persons 12-17 | 24,520,000 | 12.2% |
| Persons 18+ | 143,010,000 | 71.0% |
| Persons 18-34 | 56,880,000 | 28.2% |
| Persons 18-49 | 90,880,000 | 45.1% |
| Persons 25-54 | 76,480,000 | 38.0% |
| Persons 35+ | 86,130,000 | 42.8% |